Modulation - Simple English Wikipedia, the free encyclopedia

Modulation can mean:

• Modulation (music), the changing of a piece of music from one key to another.
• Modulation (mathematics), the remainder of a division
• Frequency Modulation (FM) or Amplitude Modulation (AM), ways to send analog radio signals.
• Phase-shift keying and frequency-shift keying, ways to send digital signals.

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